// 测试逻辑表达式
void main(){
    int a = 0;
    int b = 1;
    int c = 1;
    int x;
    int y;
    int z;
    x = 1 &&& a;
    print(x);
    y = 0 ||| b;
    print(y);
    z = 0 |&| c;
    print(z);
}